DE2445123B2 - - Google Patents

Info

Publication number
DE2445123B2
DE2445123B2 DE2445123A DE2445123A DE2445123B2 DE 2445123 B2 DE2445123 B2 DE 2445123B2 DE 2445123 A DE2445123 A DE 2445123A DE 2445123 A DE2445123 A DE 2445123A DE 2445123 B2 DE2445123 B2 DE 2445123B2
Authority
DE
Germany
Prior art keywords
amplifier
analog
signals
electrode
circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
DE2445123A
Other languages
German (de)
English (en)
Other versions
DE2445123C3 (de
DE2445123A1 (de
Inventor
Kunio Seki
Susumu Takahashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sansui Electric Co Ltd
Hitachi Ltd
Original Assignee
Sansui Electric Co Ltd
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP10819973A external-priority patent/JPS532721B2/ja
Priority claimed from JP5028974A external-priority patent/JPS569840B2/ja
Application filed by Sansui Electric Co Ltd, Hitachi Ltd filed Critical Sansui Electric Co Ltd
Publication of DE2445123A1 publication Critical patent/DE2445123A1/de
Publication of DE2445123B2 publication Critical patent/DE2445123B2/de
Application granted granted Critical
Publication of DE2445123C3 publication Critical patent/DE2445123C3/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
DE2445123A 1973-09-26 1974-09-20 Analogsignal-Verarbeitungsschaltung Expired DE2445123C3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10819973A JPS532721B2 (ja) 1973-09-26 1973-09-26
JP5028974A JPS569840B2 (ja) 1974-05-08 1974-05-08

Publications (3)

Publication Number Publication Date
DE2445123A1 DE2445123A1 (de) 1975-04-03
DE2445123B2 true DE2445123B2 (ja) 1979-06-28
DE2445123C3 DE2445123C3 (de) 1980-03-06

Family

ID=26390745

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2445123A Expired DE2445123C3 (de) 1973-09-26 1974-09-20 Analogsignal-Verarbeitungsschaltung

Country Status (3)

Country Link
US (1) US3947637A (ja)
DE (1) DE2445123C3 (ja)
GB (1) GB1487748A (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55153405A (en) * 1979-05-18 1980-11-29 Sanyo Electric Co Ltd Fm detection circuit
US5046098A (en) * 1985-03-07 1991-09-03 Dolby Laboratories Licensing Corporation Variable matrix decoder with three output channels
US4799260A (en) * 1985-03-07 1989-01-17 Dolby Laboratories Licensing Corporation Variable matrix decoder
JPH0246010A (ja) * 1988-08-08 1990-02-15 N S:Kk 広帯域増幅器
US6788113B2 (en) * 2001-06-19 2004-09-07 Fujitsu Limited Differential signal output apparatus, semiconductor integrated circuit apparatus having the differential signal output apparatus, and differential signal transmission system
CN101753130B (zh) * 2008-12-12 2013-02-27 延世大学工业学术合作社 非归零恢复信号的比特转换点提取电路和锁相时钟恢复电路以及用于控制所述电路的方法
US9950282B2 (en) * 2012-03-15 2018-04-24 Flodesign Sonics, Inc. Electronic configuration and control for acoustic standing wave generation

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3178651A (en) * 1961-08-03 1965-04-13 United Aircraft Corp Differential amplifier
US3482177A (en) * 1966-10-03 1969-12-02 Gen Electric Transistor differential operational amplifier
US3706937A (en) * 1970-12-03 1972-12-19 Nat Semiconductor Corp Gain controlled amplifier for integrated circuit applications
JPS5147321B1 (ja) * 1971-06-21 1976-12-14
GB1402320A (en) * 1971-10-25 1975-08-06 Sansui Electric Co Decoder for use in 4-2-4 matrix playback system

Also Published As

Publication number Publication date
GB1487748A (en) 1977-10-05
US3947637A (en) 1976-03-30
DE2445123C3 (de) 1980-03-06
DE2445123A1 (de) 1975-04-03

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8328 Change in the person/name/address of the agent

Free format text: STREHL, P., DIPL.-ING. DIPL.-WIRTSCH.-ING. SCHUEBEL-HOPF, U., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 8000 MUENCHEN